Which correlation coefficient implies that the data points are closest to the line that is used to model the points?
r≈0.3
r≈ 0.87
r≈-0.52
r≈-0.9

Apyramid fits exactly inside a cube. the cube and the pyramid share the same square base, and they are both exactly the same height. the volume of the cube is 66 cubic inches. what is the volume of the pyramid? explain your answer. answer asap